Thiourea → Benzo(d)thiazol-2-amine

HRID 9572

Reaction equation

NC(N)=S.F[C:6]1[CH:7]=[C:8]([NH:13][C:14]([NH2:16])=[S:15])[CH:9]=[C:10](F)[CH:11]=1.FC1C=C(F)C2SC(N)=NC=2C=1>>[NH2:16][C:14]1[S:15][C:9]2[CH:10]=[CH:11][CH:6]=[CH:7][C:8]=2[N:13]=1

Participants

Reactant 3

HCID 2723790Thiourea

HCID 2783293(3,5-Difluorophenyl)thiourea

HCID 150505645,7-Difluorobenzo[d]thiazol-2-amine

Product 1

HCID 8706Benzo(d)thiazol-2-amine

Procedure

In certain cases the requisite 2-amino-1,3-benzothiazole was prepared from the corresponding thiourea as described above for the preparation of N-(3,5-difluorophenyl) thiourea and 5,7-difluoro-1,3-benzothiazol-2-amine.

Sources & evidence

ORD record: ord-03a8e4e583c2422abcd7983a9ed2f29e
Source dataset: uspto-grants-2006_08
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07091228B2

Linked notes

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